life and his honorable career as a diplomatist.
In 1846 he was transferred from the Cabinet to the post of Minister Plenipotentiary to Great Britain, where he contrived to combine historical researches with public functions.
In 1849 he returned to this country — a Whig administration having been elected — and took up his residence in New York.
In February, 1866, he was selected by Congress to pronounce a eulogy on President Lincoln, and in the following year he was appointed Minister to Prussia, being afterwards successively accredited to the North German Confederation and the German Empire.
In these positions he succeeded in effecting some important treaty provisions in respect to the rights of naturalized German citizens residing in Germany.
He was recalled at his own request in 1874, and thenceforward resided in Washington in the winter, and at Newport, Rhode Island, in summer.
Dividing his life between these two abodes, he passed his later years in a sort of existence mor